CVE-2021-47332
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Don't call free_pages_exact() with NULL address Unlike some other functions, we can't pass NULL pointer to free_pages_exact(). Add a proper NULL check for avoiding possible Oops.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 21, 2024
First seenMay 21, 2024
How to fix
Update
- linux linux_kernel5.4.134, 5.10.52, 5.12.19, 5.13.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.4.134, 5.5 ≤ v < 5.10.52, 5.11 ≤ v < 5.12.19, 5.13 ≤ v < 5.13.4 | 5.4.134, 5.10.52, 5.12.19, 5.13.4 |
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